<p>This fourth edition of the well-established practitioner text sets out what constitutes an electronic signature, the form an electronic signature can take, and discusses the issues relating to evidence – illustrated by analysis of relevant case law and legislation from a wide range of common law and civil law jurisdictions. <br> Stephen Mason is a leading authority on electronic signatures and electronic evidence, having advised global corporations and governments on these topics. He is also the editor of <i>Electronic Evidence</i> and <i>International Electronic Evidence</i>, and he founded the international open-source journal <i>Digital Evidence and Electronic Signature Law Review</i> in 2004.<br><br> This book is also available online at <a href="http://ials.sas.ac.uk/digital/humanities-digital-library/observing-law-ials-open-book-service-law">http://ials.sas.ac.uk/digital/humanities-digital-library/observing-law-ials-open-book-service-law</a>.</p>